Description
In-clutch ball bearing for all small frames
creating internal friction that slows downshifts and reduces belt life
Double-tube
and your ride has 10" rear wheels
Engineered as a direct-fit performance replacement for the Yamaha Zuma 125 (BWS 125) and Cygnus X 125
NCY Performance Adjustable Sheave Clutch Pulley - GY6 & Navi brake light In-clutch ball bearing for allMaximize Your CVT Performance: NCY Adjustable Torque Driver Eliminate mid range "flat spots" and take full control of your powerband with the NCY Secondary Sliding Sheave. Engineered as a high performance alternative to the linear factory pulley, this "Torque Driver" features dual machined ramp angles. This allows you to choose between an aggressive curve for instant "off the line" snap or a progressive curve for smoother, high velocity cruising.